Update timestamps

NostrStreamer/Database/Configuration/UserStreamConfiguration.cs

@@ -30,6 +30,9 @@ public class UserStreamConfiguration : IEntityTypeConfiguration<UserStream>
         builder.Property(a => a.ForwardClientId)
             .IsRequired();
 
+        builder.Property(a => a.LastSegment)
+            .IsRequired();
+        
         builder.HasOne(a => a.Endpoint)
             .WithMany()
             .HasForeignKey(a => a.EndpointId);

NostrStreamer/Database/UserStream.cs

@@ -37,7 +37,8 @@ public class UserStream
     /// Publisher edge client id
     /// </summary>
     public string ForwardClientId { get; set; } = null!;
-    
+
+    public DateTime LastSegment { get; set; } = DateTime.UtcNow;
     public List<UserStreamGuest> Guests { get; init; } = new();
 }